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SphygmoCor CvMS carotid-femoral pulse wave velocity (cfPWV) measurement method with sequential applanation tonometry of the carotid (c) and femoral (f) sites. Pulse transit times (tt) are calculated from the electrocardiogram (ECG) R-wave to the foot of the applanated waves. Distances (d) are measured from the suprasternal notch (s) to the sites of applanation tonometry.
